Table 2.

Cell Proliferation in Tumors Grown in SP+/+ and SP−/− Mice

SP+/+SP−/−
Mean2.52.9
SD1.91.6
n9597
  • Note: The number of cells/hpf positive for pH3 in PAN02 tumors grown in SP+/+ and SP−/− mice was counted by two independent observers in the number (n) of fields indicated.